A triangle has side lengths of 11 cm and 7cm. Which could be the value of the third side, 19cm or 17 cm

The triangles are similar. what is the value of x? show your work.

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate